潜水鸭

diving duck───潜鸭

sitting ducks───易被击中的目标；易被欺骗的对象

Peking ducks───北京烤鸭；北京鸭

diving dress───[水运]潜水服

diving suits───[水运]潜水衣

dabbling ducks───钻水鸭

graving docks───干船坞

Peking duck───北京烤鸭；北京鸭

awning decks───遮盖甲板；天帘甲板

Rises more steeply from water than most diving ducks, wings making a loud singing note in flight.

Pochards are the diving ducks parexcellence, diving frequently and swimming submerged.

Red-heads dive constantly like grebes, but have conspicuously whiter cheeks, and are also much whiter than other small diving ducks.

Diving ducks, with distinctive narrow saw-edged bills, well adapted to chasing fish under water.